Siemens Building Technology ASK71.9 Crank Arm Els PW 17895 Built with two SPDT output

Built with two SPDT output relays

reducing setup time during HVAC maintenance

Contractor-Grade Bulk Pack: Supplied as a 10-pack to reduce per-unit costs and maintain stock for routine HVAC maintenance

regardless of the number of main power poles

preventing nuisance lockouts and erratic boiler cycling

Siemens Building Technology ASK71.9 Crank Arm Els PW 17895 Built with two SPDT outputThe Siemens Building Technology ASK71. 9 Crank Arm is a heavy duty mechanical link designed for HVAC damper actuator retrofits and linear to rotary motion conversions. This universal crank arm provides a critical interface for damper shaft coupling in applications where direct ball joint connections are physically restricted or space constrained. Engineered to support Siemens OpenAir actuators, it fits damper shaft sizes ranging from 3 8 to 1 inch (9.